public void MoveRoverTo(Entities.Rover rover, int destinationYCoordinate, int destinationXCoordinate)
{
ValidateReceivedCoordinatesIntegrity(destinationYCoordinate, destinationXCoordinate);
ValidateCoordinatesAreWithInBoundary(destinationYCoordinate, destinationXCoordinate);
if (rover.GridPosition.X != destinationXCoordinate || rover.GridPosition.Y != destinationYCoordinate)
{
ValidateIfDestinationIsOccupied(destinationYCoordinate, destinationXCoordinate);
}
_roverFloorSpace2dArray[rover.GridPosition.Y, rover.GridPosition.X] = FloorSpaceStatus.Vacant;
_roverFloorSpace2dArray[destinationYCoordinate, destinationXCoordinate] = FloorSpaceStatus.Occupied;
}
public Guid CreateARover(YAndXCoordinate startingGridPosition, RoverStatus roverStatus,
Direction roverStartDirection)
{
var result = new Entities.Rover
{
GridPosition = startingGridPosition,
RoverStatus = roverStatus,
RoverFacingDirection = roverStartDirection,
RoverId = Guid.NewGuid()
};
_rovers.Add(result);
return(result.RoverId);
}
public SetRoverStateCommand Translate(Entities.Rover rover, RoverActionCommand roverActionCommand)
{
var result = new SetRoverStateCommand
{
XCoordinate = rover.GridPosition.X,
YCoordinate = rover.GridPosition.Y
};
switch (roverActionCommand.RoverAction)
{
case RoverAction.TurnLeft:
result.FacingDirection =
_roverActionToDirection.GetDirection(rover.RoverFacingDirection, roverActionCommand.RoverAction);
break;
case RoverAction.TurnRight:
result.FacingDirection =
_roverActionToDirection.GetDirection(rover.RoverFacingDirection, roverActionCommand.RoverAction);
break;
case RoverAction.MoveForwardInTheDirectionRoverIsFacing:
switch (rover.RoverFacingDirection)
{
case Direction.North:
result.YCoordinate--;
break;
case Direction.South:
result.YCoordinate++;
break;
case Direction.East:
result.XCoordinate++;
break;
case Direction.West:
result.XCoordinate--;
break;
}
result.FacingDirection = rover.RoverFacingDirection;
break;
}
return(result);
}
